TechWhirl (TECHWR-L) is a resource for technical writing and technical communications professionals of all experience levels and in all industries to share their experiences and acquire information.
For two decades, technical communicators have turned to TechWhirl to ask and answer questions about the always-changing world of technical communications, such as tools, skills, career paths, methodologies, and emerging industries. The TechWhirl Archives and magazine, created for, by and about technical writers, offer a wealth of knowledge to everyone with an interest in any aspect of technical communications.
Neither. That is, I don't put a copy of what I am responding to at
the beginning or end unless it is essential to meaning. I try to
mention what was said in what I say.
I don't know whether this is netetiquette. It doesn't make me mad if
others include the other message in their message, but, then, nothing
much makes me mad.
I do what I do simply because I rarely read the included messages in
others' messages, so I figure it's a waste of time to put them there.